<?php     
class Math   
{     
    public static function Max($num1, $num2) 
	{     
        return $num1 > $num2 ? $num1 : $num2;     
    }          
}     

$a = 99;     
$b = 88;     
echo "(1) max of $a , $b ";     
echo "<br />";     
echo Math::Max($a, $b);     
echo "<br />";   
echo "<br />";   
echo "<br />";     
$a = 99;     
$b = 100;     
echo "(2) max of $a , $b ";    
echo "<br />";     
echo Math::Max($a,$b);   

?>   